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WorksheetsAlarm System Installation Quiz
Total questions: 25
Worksheet time: 13mins
What is the main function of an alarm system?
Increase the speed of electrical current
Detect and warn about potential dangers
Supply power to appliances
Reduce electricity consumption
Which device is commonly used to produce an audible alarm in security systems?
Transformer
Buzzer
Circuit breaker
Resistor
What is the purpose of a relay in an alarm system?
Convert AC to DC
Store electrical energy
Control the circuit by opening or closing contacts
Increase voltage supply
Which of the following best describes a sensor?
A device that consumes electricity
A device that detects and responds to a signal
A device that reduces noise in circuits
A device used to store energy
What type of circuit is commonly used in alarm systems?
Series circuit
Parallel circuit
Open circuit
Both a and b
Why is it important to install a control system in an alarm setup?
To allow manual or automatic operation of alarms
To increase the length of alarm wiring
To store electricity for later use
To make the system more complex
Which device is used to indicate a visual alarm signal, often seen in hospitals and elevators?
Buzzer
Annunciator
Relay
Circuit breaker
How does a photoelectric sensor work in an alarm system?
It detects changes in air pressure
It detects motion using ultrasonic waves
It detects changes in light beams when broken or reflected
It detects temperature variations
What is the purpose of a push button in an alarm system?
To reset the alarm automatically
To act as a momentary contact switch for activating alarms
To increase alarm volume
To convert AC voltage into DC voltage
Which of the following is a requirement when installing alarm systems according to PEC (Philippine Electrical Code)?
Alarm devices should be mounted without following any standards
Signaling wires should not be placed close to power lines unless enclosed in tubing
The system should only use a single type of sensor
The installation should not include any relays
A homeowner wants an alarm that will detect movement in a dark hallway. What type of sensor should be used?
Photoelectric sensor
Infrared sensor
Pressure sensor
Temperature sensor
Which tool is best for checking the functionality of an alarm circuit?
Wire cutter
Voltmeter
Hammer
Pliers
What is the first step when testing a buzzer in an alarm system?
Connecting it directly to a high-voltage source
Using a multimeter to check for continuity
Spraying it with lubricant
Covering it with electrical tape
A school needs a system that alerts multiple rooms when the front door is opened. What type of system should be installed?
Single-zone alarm system
Multi-zone alarm system
Standalone alarm system
Manual bell system
Which of the following safety measures should be followed when installing an alarm system?
Avoid using any protective gear
Work on live circuits to check alarm response
Use proper insulation and follow PEC guidelines
Install alarm wires without testing the system
If an alarm system is installed but fails to activate during an emergency, what should be checked first?
The color of the alarm casing
The voltage level of the alarm circuit
The placement of alarm sensors
The manufacturer of the alarm
Which factor most affects the reliability of a wireless alarm system?
The number of lights in the area
The presence of physical obstructions and signal interference
The color of the wires used
The length of the alarm wiring
How can a relay be tested for proper functionality in an alarm circuit?
By tapping it with a screwdriver
By checking for continuity using a multimeter
By connecting it directly to a high-voltage source
By shaking it and listening for loose components
If an alarm system triggers false alarms frequently, what could be the possible cause?
The power supply is too high
The sensors are installed improperly or are too sensitive
The alarm system is too simple
The alarm wires are too short
Which component in an alarm system is responsible for switching electrical circuits based on electromagnetic fields?
Transformer
Relay
Circuit breaker
Annunciator
A hotel wants an alarm system that signals the front desk when a room door is opened. What type of device should be used?
Buzzer
Relay
Magnetic contactor
Circuit breaker
Which of the following best describes a burglar alarm system?
A system that controls lighting circuits
A system that prevents power surges
A system that alerts when unauthorized access is detected
A system that maintains electrical voltage levels
How does grounding improve the safety of an alarm system?
It directs excess current safely into the ground
It prevents the alarm from activating
It allows alarms to function without power
It increases the volume of alarm sounds
If a magnetic contactor in an alarm system is not functioning, what immediate action should be taken?
Replace it immediately
Remove it permanently from the system
Cover it with electrical tape and continue use
Ignore the issue
What is the role of a control panel in an alarm system?
To supply power to the alarm
To process signals from sensors and activate alarms
To detect motion in dark areas
To increase the efficiency of an electric meter
